Search

Chia Wei A. Chen

Examiner (ID: 460, Phone: (571)270-1707 , Office: P/2664 )

Most Active Art Unit
2664
Art Unit(s)
2664, 2696, 2699, 2637, 2622
Total Applications
1023
Issued Applications
806
Pending Applications
56
Abandoned Applications
176

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18075518 [patent_doc_number] => 20220401130 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => An Orthopedic Screw Extender Having A U-Shaped Bent Structure With A Reduced Diameter [patent_app_type] => utility [patent_app_number] => 17/774527 [patent_app_country] => US [patent_app_date] => 2020-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7418 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17774527 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/774527
An Orthopedic Screw Extender Having A U-Shaped Bent Structure With A Reduced Diameter Dec 8, 2020 Pending
Array ( [id] => 18163816 [patent_doc_number] => 20230030410 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-02 [patent_title] => IMPLANT FOR TREATING BONES [patent_app_type] => utility [patent_app_number] => 17/784199 [patent_app_country] => US [patent_app_date] => 2020-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4002 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17784199 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/784199
IMPLANT FOR TREATING BONES Dec 8, 2020 Pending
Array ( [id] => 16718198 [patent_doc_number] => 20210085345 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-25 [patent_title] => CUSTOMIZED PATIENT-SPECIFIC ORTHOPAEDIC SURGICAL INSTRUMENTS [patent_app_type] => utility [patent_app_number] => 17/115067 [patent_app_country] => US [patent_app_date] => 2020-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6715 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17115067 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/115067
Customized patient-specific orthopaedic surgical instruments Dec 7, 2020 Issued
Array ( [id] => 17843492 [patent_doc_number] => 11432832 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-09-06 [patent_title] => Minimally invasive surgery targeting guides and methods of use [patent_app_type] => utility [patent_app_number] => 17/110562 [patent_app_country] => US [patent_app_date] => 2020-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 20 [patent_no_of_words] => 5406 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17110562 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/110562
Minimally invasive surgery targeting guides and methods of use Dec 2, 2020 Issued
Array ( [id] => 18921120 [patent_doc_number] => 20240024124 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => INTERVERTEBRAL CAGE [patent_app_type] => utility [patent_app_number] => 18/040224 [patent_app_country] => US [patent_app_date] => 2020-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4080 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18040224 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/040224
INTERVERTEBRAL CAGE Dec 1, 2020 Pending
Array ( [id] => 19240782 [patent_doc_number] => 12011196 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-18 [patent_title] => Adjustable spine distraction implant [patent_app_type] => utility [patent_app_number] => 17/102754 [patent_app_country] => US [patent_app_date] => 2020-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 62 [patent_no_of_words] => 14814 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17102754 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/102754
Adjustable spine distraction implant Nov 23, 2020 Issued
Array ( [id] => 18055964 [patent_doc_number] => 20220387050 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => SURGICAL MILLING CUTTER WITH IMPROVED CHIP REMOVAL [patent_app_type] => utility [patent_app_number] => 17/776256 [patent_app_country] => US [patent_app_date] => 2020-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8182 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17776256 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/776256
SURGICAL MILLING CUTTER WITH IMPROVED CHIP REMOVAL Nov 11, 2020 Pending
Array ( [id] => 20156707 [patent_doc_number] => 12383303 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Surgical access device having plural zero closure valves [patent_app_type] => utility [patent_app_number] => 17/093946 [patent_app_country] => US [patent_app_date] => 2020-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17093946 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/093946
Surgical access device having plural zero closure valves Nov 9, 2020 Issued
Array ( [id] => 16655672 [patent_doc_number] => 20210052308 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-25 [patent_title] => TRAJECTORY GUIDE [patent_app_type] => utility [patent_app_number] => 17/093999 [patent_app_country] => US [patent_app_date] => 2020-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2992 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17093999 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/093999
TRAJECTORY GUIDE Nov 9, 2020 Abandoned
Array ( [id] => 18200947 [patent_doc_number] => 11583315 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-21 [patent_title] => Surgical access device including variable length cannula [patent_app_type] => utility [patent_app_number] => 17/092730 [patent_app_country] => US [patent_app_date] => 2020-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 18 [patent_no_of_words] => 7285 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17092730 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/092730
Surgical access device including variable length cannula Nov 8, 2020 Issued
Array ( [id] => 17592892 [patent_doc_number] => 20220142465 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => Vaginal Speculum [patent_app_type] => utility [patent_app_number] => 17/091009 [patent_app_country] => US [patent_app_date] => 2020-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3244 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17091009 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/091009
Vaginal speculum Nov 5, 2020 Issued
Array ( [id] => 16619672 [patent_doc_number] => 20210038325 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-11 [patent_title] => DRILLING CONTROL SYSTEM AND DRILLING CONTROL METHOD [patent_app_type] => utility [patent_app_number] => 17/080056 [patent_app_country] => US [patent_app_date] => 2020-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6222 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17080056 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/080056
DRILLING CONTROL SYSTEM AND DRILLING CONTROL METHOD Oct 25, 2020 Abandoned
Array ( [id] => 19032058 [patent_doc_number] => 20240081873 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => SACRO-ILIAC FUSION SYSTEMS AND METHODS [patent_app_type] => utility [patent_app_number] => 17/767983 [patent_app_country] => US [patent_app_date] => 2020-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7606 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17767983 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/767983
Sacro-iliac fusion systems and methods Oct 21, 2020 Issued
Array ( [id] => 18746772 [patent_doc_number] => 11806057 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-07 [patent_title] => System and method for surgical implant positioning and fixation [patent_app_type] => utility [patent_app_number] => 17/072928 [patent_app_country] => US [patent_app_date] => 2020-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5898 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17072928 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/072928
System and method for surgical implant positioning and fixation Oct 15, 2020 Issued
Array ( [id] => 18746745 [patent_doc_number] => 11806030 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-11-07 [patent_title] => Trial sizer for alignment of pilot holes [patent_app_type] => utility [patent_app_number] => 17/072995 [patent_app_country] => US [patent_app_date] => 2020-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 26 [patent_no_of_words] => 6712 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 396 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17072995 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/072995
Trial sizer for alignment of pilot holes Oct 15, 2020 Issued
Array ( [id] => 16581072 [patent_doc_number] => 20210015474 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-21 [patent_title] => BALLOON WITH SHAPE CONTROL FOR SPINAL PROCEDURES [patent_app_type] => utility [patent_app_number] => 17/029710 [patent_app_country] => US [patent_app_date] => 2020-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5729 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17029710 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/029710
Balloon with shape control for spinal procedures Sep 22, 2020 Issued
Array ( [id] => 17974191 [patent_doc_number] => 11491028 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-08 [patent_title] => Insertion instrument for expandable spinal implants [patent_app_type] => utility [patent_app_number] => 17/026730 [patent_app_country] => US [patent_app_date] => 2020-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 23 [patent_no_of_words] => 7209 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17026730 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/026730
Insertion instrument for expandable spinal implants Sep 20, 2020 Issued
Array ( [id] => 17980811 [patent_doc_number] => 20220346847 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => BEAD HEAD FOR LOCKING BONE SCREWS [patent_app_type] => utility [patent_app_number] => 17/761365 [patent_app_country] => US [patent_app_date] => 2020-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4329 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17761365 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/761365
BEAD HEAD FOR LOCKING BONE SCREWS Sep 13, 2020 Pending
Array ( [id] => 18273466 [patent_doc_number] => 11612386 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-28 [patent_title] => Universal surgical access system [patent_app_type] => utility [patent_app_number] => 17/009200 [patent_app_country] => US [patent_app_date] => 2020-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 23 [patent_no_of_words] => 7193 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17009200 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/009200
Universal surgical access system Aug 31, 2020 Issued
Array ( [id] => 16511244 [patent_doc_number] => 20200390501 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-17 [patent_title] => FLEXIBLY PLANNED KITTED KNEE PROTOCOL [patent_app_type] => utility [patent_app_number] => 17/004565 [patent_app_country] => US [patent_app_date] => 2020-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14797 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17004565 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/004565
FLEXIBLY PLANNED KITTED KNEE PROTOCOL Aug 26, 2020 Abandoned
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